Compare the (p, n) reaction to b--decay. How are the Q values for these two processes related?

Q: Technetium-99 is a commonly used radioisotope decays via Beta-emission. a. Use a graphical method on…

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Q: Iron -56 s an extremely stable luclide. Compute the binding Energy per Huele on for Fe (Hass of Fe…

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Q: After 4.00 years, 2,000g of a radioisotopes remains from a sample that had and original mass of…

A: There is some mistake in 1st part  If the left amount is 2.0g then half-life is itself 4 years

Q: Gallium-67 is used medically in tumor-seeking agents. What is the half-life of gallium-67 if 245…

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Q: Catalysts decrease the activation energy which leads to increase the reaction rate * True O False…

A: A catalyst is a substance that can be added to a reaction to increasing the reaction rate without…

Q: 29 20. What information cannot be determined from the symbol notation 14.Si? O the element the mass…

A: Information  which can not be determined  by above symbol are as follow.

Q: When BF, is bombarded with neutrons, the boron undergoes an a decay, but the F is unaffected. A…

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Q: What is the half-life of an isotope that decays to 25% of its original activity in 17.8 h?…

A: Given:- Let initial activity of an isotope=No Activity of isotope decayed in 17.8 h= x = 25% of No…

Q: Exactly 0.1 of the radioactive nuclei in a sample decay perhour. Thus, after nhours, the fraction of…

A: (0.900)n = 0.5 taking lag of both side  n x log 0.900  = log 0.5 n = log 0.5 /log 0.9 n  = 6.58 hour…

Q: What physical constants must be known to use radioactive dating?

A: Radioactive dating is the technique used to determine the age of a rock, wood, or either old…

Q: What is the daughter nucleus in the reaction below? * 85 209 At = +2*He 83 205Bİ 86 209Rn 81 207TI…

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Q: radionuclide time for amount of initial radioactivity radionuclide to decrease to 1/8 of initial…

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Q: 238U 92 234TH +He 90

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Q: Cerium-141 is a radioisotope used to assess blood flow through the heart. What new radioisotope is…

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Q: Question 1:  If the reaction is zeroth order or second order, you can not calculate the half life.…

A: We need to explain why if the reaction is zeroth order or second order, we can not calculate the…

Q: Which of the is the correct B external negative decay of lead- 212

A: The answer is given below

Q: If a mineral contains 1.56 % of its parent isotope, how many half-lives have gone?

A: Half Life Real analysis by the simple Concentration Analysis is mentioned in step-2  1st order…

Q: Rank the following nuclides in terms of increasing half-life: radon-222 (k = 2.1E-9 ms-1),…

A: Interpretation :  We have arrange these radioactive species in the order of their half - life.

Q: What is the half‑life of an isotope that decays to 6.25%6.25% of its original activity in 24.2…

A: The half-life  is the time it takes for the concentration of that substance to fall to half of its…

Q: Calculate the decay interval ("age") when: a) 91% of the ¹4C remains b) 9% of the ¹4C remains

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Q: What isotope is used for radioactivity dating of previously lived entity?

A: C-14 (Carbon-14) is a radioactive isotope. It has a half-life of 5,730.

Q: What is the binding energy in kJ/mol Ga for gallium-71? kJ/mol 31 H+ 40,n Ga The required masses…

A: Given-> Masses -> 1H1 = 1.00783 g/mole 0n1= 1.00867 g/mole 31Ga71= 70.92490 g/mole

Q: Radioisotopes have been used as tracers in a variety of applications because O radioactive isotopes…

A: The correct answer is given below

Q: What is the binding energy in kJ/mol Br for bromine-79?    kJ/mol 35+ 44 The required masses…

A: Br-79 contains 35 protons and 44 neutrons. Mass of 6.023 × 1023 protons = 1.00783 g Mass of 1 proton…

Q: A sample of sodium-24 with an activity of 12 mCi is used to study the rate of blood flow in the…

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Q: If-Life The half-life of plutonium-239 is 24 110 years. Of an original mass of 100.g, how much…

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Q: What is the binding energy in kJ/mol La for lanthanum-139? _______kJ/mol The required masses…

A: Number of proton (Z) = 57, And number of neutron = A – Z = 139 – 57 = 82 Mass of proton ,Mp =…

Q: What is the most likely mode of decay for each?(a) ¹¹¹₄₇Ag(b) ⁴¹₁₇Cl(c) ¹¹⁰₄₄R

A: Radioactive nuclie are unstable . They undergo spontaneous decay reaction by emission alpha, beta,…

Q: Sodium-19 is most likely to decay by what mode? 110 100 Number of neutrons 90 Belt of stability NO…

A: Radioactive decay is the process by which an unstable atomic nucleus loses energy by radiation.…

Q: • When 235U is bombarded with one neutron, fission occurs and the products are three neutrons, 94K…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 285 ehatis the main Dicdud when undergces betadocay!

A: Nuclear reaction: A nuclear reaction must cause a transformation of at least one nuclide to another.…

Q: Q8) Complete the following nuclear reaction equations (1) to (5). (3) Al+(C)Na+He (1) N+He→O+(A) (2)…

A: The objective of the question is to complete the given nuclear reaction equation.The symbol…

Q: 50) Platinum-194(194Pt) decays to Osmium-190 What particle is emmitted.

A: Chemical symbol of osmium is Os.

Q: ndicate the LARGER quantity. If the two quantities are equal, write “equal”, and if there is not…

A: Given that : We have to determine the larger quantity out of the following : a) The time it takes…

Q: At what time in the future will only 50% of nature's perfect supply of Rn-266 with a half-life of…

A: The half-life of an element is the time taken for half of the total number of atoms present to…

Q: What is the right abbreviated nuclear form of * B+ He "N + N 10 13 [A] 1°B (a,"N) n [B] a ("B, "N)n…

A: Given is nuclear reaction.

Q: A radiopharmaceutical has a biological half-life of 17 hr and an effective decay constant of 0.30…

A: When a radiopharmaceutical takes time to decrease to half of its initial value, then it undergoes…

Q: How to predict the probably mode of decay for? a. Americium-243 B. Nickel-59 C. Oxygen-21

A: Nuclear reaction can be defined as a reaction in which the structure of an atomic nucleus get…

Q: A certain radioactive has a half life of 20years. i) Calculate the disintegration constant of the…

A: Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration or nuclear…

Q: Q3: Complete the nuclear reaction below and calculate the threshold energy of reaction that is…

A: We have been asked to complete the nuclear reaction and to calculate the threshold energy kf…

Q: Half-Life 1189 years Decay Rate, k Complete the table shown to the right for the half-life of a…

A: Given, Half life = 1189 years Decay rate, k = ?

Q: When BF3 is bombarded with neutrons, the boron undergoes an α decay, but the F is unaffected. A 0.20…

A: The pressure of container is calculated in step two.